The Mitsubishi Electric E22897308 Room Temperature Thermistor is a temperature-sensing component designed for compatible Mitsubishi Electric HVAC equipment. It monitors the indoor air temperature by changing its electrical resistance in response to temperature variations and sends this information to the system control board. The HVAC system uses these readings to regulate heating and... https://www.partshnc.com/e22897308-mitsubishi-electric-thermistor